package com.myblog.web.admin;


import com.myblog.Mapper.UserMapper;
import com.myblog.po.User;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import javax.servlet.http.HttpSession;

@Controller
@RequestMapping("/admin")
public class LoginController {
    @Autowired
    private UserMapper userService;

    @GetMapping
    public  String loginPage(){
        return "admin/login";
    }



    @PostMapping("/login")
    public  String login(@RequestParam String username, @RequestParam String password,
                         HttpSession session,
                         RedirectAttributes attributes, Model model)
    {
        User user = userService.CheckUser(username,password);
        if(user != null){
            user.setPassword(null);
            session.setAttribute("user",user);
            return "admin/index";
        }else{
            attributes.addFlashAttribute("message","用户名密码错误");
            return "redirect:/admin";
        }



    }



    @GetMapping("/loginout")
    public String loginout(HttpSession session)
    {
        session.removeAttribute("user");
        return "redirect:/admin";
    }




}
